/** * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.leansoft.luxun.message.compress; import java.io.ByteArrayOutputStream; import java.io.InputStream; import com.leansoft.luxun.common.exception.UnKnownCodecException; import com.leansoft.luxun.message.generated.CompressionCodec; /** * @author bulldog */ public final class CompressionFactory { public static CompressionFacade create(CompressionCodec compressionCodec, ByteArrayOutputStream out) { return create(compressionCodec, null, out); } public static CompressionFacade create(CompressionCodec compressionCodec, InputStream in) { return create(compressionCodec, in, null); } private static CompressionFacade create(CompressionCodec compressionCodec,// InputStream in,// ByteArrayOutputStream out) { try { switch (compressionCodec) { case GZIP: return new GZIPCompression(in, out); case SNAPPY: return new SnappyCompression(in, out); default: break; } } catch (Exception e) { throw new RuntimeException(e.getMessage(), e); } throw new UnKnownCodecException("Unknown Codec: " + compressionCodec); } }